/* USER CODE BEGIN Header */
/**
 ******************************************************************************
 * @file           : main.c
 * @brief          : Main program body
 ******************************************************************************
 * @attention
 *
 * Copyright (c) 2024 STMicroelectronics.
 * All rights reserved.
 *
 * This software is licensed under terms that can be found in the LICENSE file
 * in the root directory of this software component.
 * If no LICENSE file comes with this software, it is provided AS-IS.
 *
 ******************************************************************************
 */
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/

#include "main.h"
#include "usart.h"
#include "gpio.h"
#include "string.h"
#include "menu.h"

uint32_t systick = 0;
config_data_t Read_Config = {0};
config_data_t Read_Temp = {0};


void SystemClock_Config(void);

int main(void)
{
	uint8_t calculated_crc = 0;
	check_step_typedef check_step = IDLE;
	
    HAL_Init();
    SystemClock_Config();

    MX_GPIO_Init();

    MX_USART1_UART_Init();
	
    init_crc8_table();
	

    STMFLASH_Read(CONFIG_START_ADDRESS, (uint8_t *)&Read_Config, sizeof(Read_Config));

	calculated_crc = calculate_crc8((uint8_t *)&Read_Config, sizeof(Read_Config) - 1);
	
	Serial_PutString((uint8_t *)"iap init ok\n");
	
	if(calculated_crc == Read_Config.crc_cal) //crc check
	{
		if (Read_Config.updata_flg == UPDATA)
		{
			check_step = NAME_CHECK;
			
			while(check_step != CHECK_END)
			{

				switch (check_step)
				{
					case NAME_CHECK:
						if (strcmp(Read_Config.device_name, DEVICE_NAME) == 0)
						{
							check_step = HW_CHECK;
						}			
						break;
					case HW_CHECK:
						if (Read_Config.HW_vision == HW_VERSION)
						{
							check_step = CHECK_END;
						}				
						break;

					default:
						JumpToApplication_Funtion();
						break;
				}
			}
			if(check_step == CHECK_END)
			{
				ReadyToUpdate(); //进入升级
			}
		}
		else //标志位不升级
		{
			goto Application;
		}
	}
	else 
	{
		Serial_PutString((uint8_t *)"crc err !\n");
			
		ReadyToUpdate();
	}

Application:
    JumpToApplication_Funtion();

    while (1)
    {
    }
}


/**
 * @brief System Clock Configuration
 * @retval None
 */
void SystemClock_Config(void)
{
    RCC_OscInitTypeDef RCC_OscInitStruct = {0};
    RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};

    /** Configure the main internal regulator output voltage
     */
    HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1);

    /** Initializes the RCC Oscillators according to the specified parameters
     * in the RCC_OscInitTypeDef structure.
     */
    RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
    RCC_OscInitStruct.HSIState = RCC_HSI_ON;
    RCC_OscInitStruct.HSIDiv = RCC_HSI_DIV1;
    RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
    RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
    RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
    RCC_OscInitStruct.PLL.PLLM = RCC_PLLM_DIV1;
    RCC_OscInitStruct.PLL.PLLN = 8;
    RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
    RCC_OscInitStruct.PLL.PLLR = RCC_PLLR_DIV2;
    if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
    {
        Error_Handler();
    }

    /** Initializes the CPU, AHB and APB buses clocks
     */
    RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_PCLK1;
    RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
    RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
    RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;

    if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
    {
        Error_Handler();
    }
}

/* USER CODE BEGIN 4 */
uint32_t millis(void)
{
    return systick;
}

void main_timer_callback(void)
{
    systick++;
}


/* USER CODE END 4 */

/**
 * @brief  This function is executed in case of error occurrence.
 * @retval None
 */
void Error_Handler(void)
{
    /* USER CODE BEGIN Error_Handler_Debug */
    /* User can add his own implementation to report the HAL error return state */
    __disable_irq();
    while (1)
    {
    }
    /* USER CODE END Error_Handler_Debug */
}

#ifdef USE_FULL_ASSERT
/**
 * @brief  Reports the name of the source file and the source line number
 *         where the assert_param error has occurred.
 * @param  file: pointer to the source file name
 * @param  line: assert_param error line source number
 * @retval None
 */
void assert_failed(uint8_t *file, uint32_t line)
{
    /* USER CODE BEGIN 6 */
    /* User can add his own implementation to report the file name and line number,
       ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
    /* USER CODE END 6 */
}
#endif /* USE_FULL_ASSERT */
